TY - JOUR AU - A. M. Vershik AU - U. Haböck TI - On the classification problem of measurable functions in several variables and on matrix distributions JO - Zapiski Nauchnykh Seminarov POMI PY - 2015 SP - 119 EP - 143 VL - 441 UR - http://geodesic.mathdoc.fr/item/ZNSL_2015_441_a7/ LA - en ID - ZNSL_2015_441_a7 ER -